From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CF780C433E2 for ; Tue, 15 Sep 2020 16:11:01 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 7532D21D7B for ; Tue, 15 Sep 2020 16:11:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="sO86Bqlj" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7532D21D7B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id E59A990002F; Tue, 15 Sep 2020 12:11:00 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id DE18390000E; Tue, 15 Sep 2020 12:11:00 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id C827290002F; Tue, 15 Sep 2020 12:11:00 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0247.hostedemail.com [216.40.44.247]) by kanga.kvack.org (Postfix) with ESMTP id B286090000E for ; Tue, 15 Sep 2020 12:11:00 -0400 (EDT) Received: from smtpin24.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 75F42246E for ; Tue, 15 Sep 2020 16:11:00 +0000 (UTC) X-FDA: 77265784680.24.pies02_4a0459f27112 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin24.hostedemail.com (Postfix) with ESMTP id 4FDE21A4A7 for ; Tue, 15 Sep 2020 16:11:00 +0000 (UTC) X-HE-Tag: pies02_4a0459f27112 X-Filterd-Recvd-Size: 4033 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf06.hostedemail.com (Postfix) with ESMTP for ; Tue, 15 Sep 2020 16:10:59 +0000 (UTC) Received: from willie-the-truck (236.31.169.217.in-addr.arpa [217.169.31.236]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A5369206BE; Tue, 15 Sep 2020 16:10:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600186258; bh=h8FrMLmRYTR7EG3ov+53gJbd++NMD57LcgsrZ+W8Sok=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=sO86BqljD5TTUSf3Do5Tr23UIE8zY6Bz1UDtpNwChPTIbD5+keIeFFrqnf8XsRJr0 ojiIAWWGP4t8b9bz6D3u0TyrwIrYQfCa/vsL1qeBTtNKTpMduZ7SEC4jTL9i3luICh OrDt1j8SFI8DM7C/qo2V0n/aLixXUHY994PZbfUw= Date: Tue, 15 Sep 2020 17:10:48 +0100 From: Will Deacon To: Thomas Gleixner Cc: LKML , linux-arch@vger.kernel.org, Linus Torvalds , Sebastian Andrzej Siewior , Valentin Schneider , Richard Henderson , Ivan Kokshaysky , Matt Turner , linux-alpha@vger.kernel.org, Jeff Dike , Richard Weinberger , Anton Ivanov , linux-um@lists.infradead.org, Brian Cain , linux-hexagon@vger.kernel.org, Geert Uytterhoeven , linux-m68k@lists.linux-m68k.org, Ingo Molnar , Peter Zijlstra , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , Daniel Bristot de Oliveira , Andrew Morton , linux-mm@kvack.org, Ingo Molnar , Russell King , linux-arm-kernel@lists.infradead.org, Chris Zankel , Max Filippov , linux-xtensa@linux-xtensa.org, Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , David Airlie , Daniel Vetter , intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, "Paul E. McKenney" , Josh Triplett , Mathieu Desnoyers , Lai Jiangshan , Shuah Khan , rcu@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: Re: [patch 06/13] locking/bitspinlock: Clenaup PREEMPT_COUNT leftovers Message-ID: <20200915161047.GA26745@willie-the-truck> References: <20200914204209.256266093@linutronix.de> <20200914204441.579902354@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200914204441.579902354@linutronix.de> User-Agent: Mutt/1.10.1 (2018-07-13) X-Rspamd-Queue-Id: 4FDE21A4A7 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam05 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Mon, Sep 14, 2020 at 10:42:15PM +0200, Thomas Gleixner wrote: > CONFIG_PREEMPT_COUNT is now unconditionally enabled and will be > removed. Cleanup the leftovers before doing so. > > Signed-off-by: Thomas Gleixner > --- > include/linux/bit_spinlock.h | 4 +--- > 1 file changed, 1 insertion(+), 3 deletions(-) > > --- a/include/linux/bit_spinlock.h > +++ b/include/linux/bit_spinlock.h > @@ -90,10 +90,8 @@ static inline int bit_spin_is_locked(int > { > #if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK) > return test_bit(bitnum, addr); > -#elif defined CONFIG_PREEMPT_COUNT > - return preempt_count(); > #else > - return 1; > + return preempt_count(); > #endif Acked-by: Will Deacon Will